In A Nutshell Here are the best LED flashlights of 2014: The brightest keyring-size LED flashlight: Fenix LD01 — 80 lumens — costs around $40 The best standard-size LED flashlight: Fenix TK11 R5 — 225 lumens – costs around $75 The brightest LED flashlight that runs on AA batteries: Fenix TK-41 U2 860 lumens – […]